UASp regulatory sequences drive expression of the endos coding region containing the amino acid replacement S107A.
endosS107A.UASp/Scer\GAL4VP16.nanos.UTR rescues endos00003
Expression of endosS107A.Scer\UAS.P\T under the control of Scer\GAL4nos.UTR.T:Hsim\VP16 rescues meiotic maturation in endos00003 oocytes.